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pki_gcrypt: Fix memory leak

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* src/pki_gcrypt.c (_bignum_cmp): Fix memory leak.

Signed-off-by: Justus Winter <justus@g10code.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Justus Winter
2016-03-14 16:32:01 +01:00
committed by Andreas Schneider
parent ba3ee9f007
commit fc9434465c
1 changed files with 7 additions and 5 deletions
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12
src/pki_gcrypt.c
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@@ -1064,6 +1064,7 @@ static int _bignum_cmp(const gcry_sexp_t s1,
gcry_sexp_t sexp;
bignum b1;
bignum b2;
int result;
sexp = gcry_sexp_find_token(s1, what, 0);
if (sexp == NULL) {
@@ -1077,19 +1078,20 @@ static int _bignum_cmp(const gcry_sexp_t s1,
sexp = gcry_sexp_find_token(s2, what, 0);
if (sexp == NULL) {
bignum_free(b1);
return 1;
}
b2 = gcry_sexp_nth_mpi(sexp, 1, GCRYMPI_FMT_USG);
gcry_sexp_release(sexp);
if (b2 == NULL) {
bignum_free(b1);
return 1;
}
if (bignum_cmp(b1, b2) != 0) {
return 1;
}
return 0;
result = !! bignum_cmp(b1, b2);
bignum_free(b1);
bignum_free(b2);
return result;
}
int pki_key_compare(const ssh_key k1,